One of the first steps you take when you are making a decision about your gardening schedule is find your USDA Zone info. The most important data that the zone info tells us is average last frost and the lowest expected temperature for your area.

A way of making a decision about when it's the best time to plant hardy hibiscus is to use the USDA zone info for Fort Oglethorpe.

Planting Calendar for Hardy Hibiscus

Frost tolerance for hardy hibiscus:	Very tolerant of frost.
When to plant:	Up to 7 weeks before last frost.

Since hardy hibiscus do well in cold you can plant them a lot earlier in the year than other plants that might not handle the cold.

The earliest that you can plant hardy hibiscus in Fort Oglethorpe is February. However, you really should wait until March if you don't want to take any chances.

The last month that you can plant hardy hibiscus and expect a good harvest is probably September. You probably don't want to wait any later than that or else your hardy hibiscus may not have a chance to really do well. If you are starting your hardy hibiscus indoors then you might be able to get away with starting them a couple of weeks earlier.

Last Frost Date

The average date of last frost is April 15 in Fort Oglethorpe. In the coldest months of winter you should expect an average low temperature of 5°F.

Since the USDA zone info for Fort Oglethorpe may not be accurate from year to year the actual date of last frost will vary from year to year. Half of the time in Fort Oglethorpe you get surprised by a frost after April 15 so always be ready to cover your hardy hibiscus in the event of one of those late frosts.

USDA Zone Info for Fort Oglethorpe

Here is the info for USDA Zone 7b.

Average Date of Last Frost (spring)	April 15
Average Date of First Frost (fall)	October 15
Lowest Expected Low	5°F
Highest Expected Low	10°F

This means that on a really cold year, the coldest it will get is 5°F. On most years you should be prepared to experience lows near 10°F.

Plants to Grow in Fort Oglethorpe

You may be interested in your other planting guides for Fort Oglethorpe.